Use the graph to answer the following question. For which interval is the function increasing and changing by a constant
rate of change?
A. between 2 and 4
B. -2 and 0
C. between -4 and -2
D. between 0 and 2

The circumference of a circle is 5 pi cm. what is the area of the circle?

Each month, a shopkeeper spends 5x + 14 dollars on rent and electricity. if he spends 3x−5 dollars on rent, how much does he spend on electricity? for which value(s) of x is the amount the shopkeeper spends on electricity less than $100? explain how you found the value(s).

Which of the points a(6, 2), b(0, 0), c(3, 2), d(−12, 8), e(−12, −8) belong to the graph of direct variation y= 2/3 x?